/*
 * Copyright 2025 coze-dev Authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import { type FilterPageConfig } from '@/features/knowledge-type/text/interface';

export const mapPDFFilterConfig = (list: FilterPageConfig[]) =>
  list
    .map(config => {
      if (config.isFilter) {
        return config.pageIndex;
      }
      return null;
    })
    .filter((page): page is number => typeof page === 'number');
